Cadillac CT4, representative photo
Representative model. Photo: Mr.choppers, Wikimedia Commons, CC BY-SA 3.0

Recalls & complaints · NHTSA data

2021 Cadillac CT4 recalls

Every recall campaign and owner complaint NHTSA has on file for the 2021 model year. Not every vehicle is affected by every campaign: check a specific car by VIN below.

Recall campaigns
4
Park-it warnings
0
Complaints
7
Latest campaign
Mar 6, 2025

Recall summary by component4

NHTSA Recalls API · cached ≤24 h
ComponentCampaignsLatestCampaign IDs
Air bags2Aug 5, 2021
21V61100021V421000
Power train1Mar 6, 2025
25V148000
Exterior lighting1Dec 8, 2022
22V903000

Safety recalls4

NHTSA Recalls API · cached ≤24 h
0Park-it warnings
2Fixable over the air
Mar 6, 2025Latest campaign
Mar 6, 202525V148000

Power train: automatic transmission

Wheel lock-up while driving increases the risk of a crash.

DetailsHide details for campaign 25V148000
What's wrong
General Motors LLC (GM) is recalling certain 2019-2020 Cadillac CT6, 2020-2021 CT4, CT5, and 2020-2022 Chevrolet Camaro vehicles equipped with a 10-speed transmission. The transmission may become damaged internally and cause the wheels to lock-up.
Risk
Wheel lock-up while driving increases the risk of a crash.
Remedy
Dealers will install transmission control module monitoring software, free of charge. Owner notification letters were mailed April 7, 2025. Owners may contact Cadillac customer service at 1-800-333-4223 or Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N242480630.
Campaign
NHTSA 25V148000 · Mar 6, 2025
Dec 8, 202222V903000

Exterior lighting: lighting control module software

DRLs that do not deactivate as intended may result in a glare, reducing visibility, and increasing the risk of a crash.

Over-the-air remedy
DetailsHide details for campaign 22V903000
What's wrong
General Motors, LLC (GM) is recalling certain 2020-2023 Cadillac CT4 and CT5; 2021-2023 Buick Envision; and 2022-2023 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles. The daytime running lights (DRLs) may not deactivate when the headlights are on. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."
Risk
DRLs that do not deactivate as intended may result in a glare, reducing visibility, and increasing the risk of a crash.
Remedy
The body control module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. Owner notification letters were mailed January 23, 2023. Owners may contact GMC customer service at 1-888-988-7267, Chevrolet customer service at 1-800-222-1020, or Cadillac customer service at 1-800-458-8006. GM's number for this recall is N222386380. This recall expands previous recall number 22V-827.
Campaign
NHTSA 22V903000 · Dec 8, 2022
Aug 5, 202121V611000

Air bags: side/window curtain

Air bags that do not deploy properly can increase the risk of injury in a crash.

DetailsHide details for campaign 21V611000
What's wrong
General Motors, LLC. (GM) is recalling certain 2020-2022 Cadillac CT4 and CT5 vehicles. The roof rail side-curtain air bags may not have been installed correctly, which could result in an improper air bag deployment during a crash.
Risk
Air bags that do not deploy properly can increase the risk of injury in a crash.
Remedy
Dealers will inspect both left and right-side roof rail air bags and reinstall the air bags, as necessary, free of charge. Owner notification letters were mailed on August 30, 2021. Owners may contact Cadillac customer service at 1-800-458-8006. GM's number for this recall is N212342780.
Campaign
NHTSA 21V611000 · Aug 5, 2021
Jun 10, 202121V421000

Air bags: SRS malfunction warning lamp/light

The air bag malfunction indicator light may fail to warn the driver of a problem with the air bag, increasing the risk of injury.

Over-the-air remedy
DetailsHide details for campaign 21V421000
What's wrong
General Motors, LLC (GM) is recalling certain 2021 Buick Envision, Cadillac CT4, CT5, Escalade, Escalade ESV, Chevrolet Tahoe, Corvette, Suburban, GMC Yukon, Yukon XL vehicles. The communications gateway module incorrectly processes a loss of communication with the sensing diagnostic module (SDM), causing the air bag malfunction indicator light to inconsistently illuminate.
Risk
The air bag malfunction indicator light may fail to warn the driver of a problem with the air bag, increasing the risk of injury.
Remedy
The communications gateway module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. Owner notification letters were mailed on July 1, 2021. Owners may contact Buick customer service at 1-800-521-7300, Cadillac customer service at 1-800-458-8006, Chevrolet customer service at 1-800-222-1020, or GMC customer service at 1-800-462-8782. GM's number for this recall is N212338110.
Campaign
NHTSA 21V421000 · Jun 10, 2021
To see whether a recall is still open on your car, enter the VIN at nhtsa.gov/recalls or the Cadillac recall lookup. Recall repairs are free at a franchised dealer (federal law; see limits).

Owner complaints by component7

NHTSA Complaints API · cached ≤24 h
7Complaints filed
0Involving a crash
0Involving a fire
0Injuries reported
ComponentShareComplaints%CrashesFiresInjuries
Engine343000
Fuel/propulsion system229000
Vehicle speed control114000
Power train114000
Suspension114000
Steering114000
Electrical system114000
Forward collision avoidance114000
Tires114000

An owner can tag several components, so percentages add up to more than 100. Complaints are unverified owner reports, de-duplicated by NHTSA ODI number.

Latest reports

  • Vehicle speed control

    “While driving at highway speeds on the freeway in my 2021 Cadillac CT4-V, the vehicle experienced a sudden, catastrophic loss of propulsion.”

    Filed 06/29/2026 · ODI 11747192
  • Fuel/propulsion system

    “Check engine light for P1467 on a 2021 CT4 V. This is for a "purge pump underspeed" issue. The issue is known on CT4 Cadillacs and has an active recall out: N242441120 Evaporative Emissions Purge Pump.”

    Filed 05/31/2026 · ODI 11741180
  • Power train

    “There is a known issue with hesitation and hard shifting on my vehicle. According to the gm bulletin that was released I believe in may of 25 my year, make and model has a known issue where the transmission control…”

    Filed 08/27/2025 · ODI 11683316

Other Cadillac CT4 model years

Other Cadillac models

All Cadillac models and years →

2021 Cadillac CT4 recall questions

How many recalls does the 2021 Cadillac CT4 have?

NHTSA lists 4 safety recall campaigns for the 2021 Cadillac CT4. The most recent, 25V148000 (reported March 6, 2025), concerns power train. Not every vehicle is covered by every campaign; check a specific car by VIN.

What are the 2021 Cadillac CT4 recalls for?

The largest group is air bags, with 2 campaigns. Others: power train (1), exterior lighting (1). Each campaign below lists the defect, the risk and the free remedy.

What is the most common complaint about the 2021 Cadillac CT4?

Engine is the most-reported component, named in 3 complaints out of 7 filed with NHTSA (43%). Complaints are unverified owner reports.

How do I check if a recall is open on my 2021 Cadillac CT4?

Enter the 17-character VIN at nhtsa.gov/recalls or the Cadillac recall lookup. That shows campaigns still unrepaired on that exact car. Safety recall repairs are free at a franchised Cadillac dealer.

Check a specific Cadillac by VIN

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